[PATCH V2 07/15] aacraid: Fix sync fibs time out on controller reset

Raghava Aditya Renukunta
2017-02-17T03:28:12Z

After controller shutdown, all sync fibs time out due to not knowing
about the switch to INT-x mode

Fixed by replacing aac_src_access_devreg() to aac_set_intx_mode() call.

Cc: stable@vger.kernel.org
Fixes: 495c021767bd78c998 (aacraid: MSI-x support)
Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Reviewed-by: David Carroll <David.Carroll@microsemi.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>

---
Changes in V2:
None

drivers/scsi/aacraid/aacraid.h | 1 +
drivers/scsi/aacraid/comminit.c | 2 +-
drivers/scsi/aacraid/src.c | 2 +-
3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index b5a2c87..9281e72 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -2639,6 +2639,7 @@ void aac_hba_callback(void *context, struct fib *fibptr);
#define fib_data(fibctx) ((void *)(fibctx)->hw_fib_va->data)
struct aac_dev *aac_init_adapter(struct aac_dev *dev);
void aac_src_access_devreg(struct aac_dev *dev, int mode);
+void aac_set_intx_mode(struct aac_dev *dev);
int aac_get_config_status(struct aac_dev *dev, int commit_flag);
int aac_get_containers(struct aac_dev *dev);
int aac_scsi_cmd(struct scsi_cmnd *cmd);
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index d0c7724..cd3456e 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -326,7 +326,7 @@ int aac_send_shutdown(struct aac_dev * dev)
dev->pdev->device == PMC_DEVICE_S8 ||
dev->pdev->device == PMC_DEVICE_S9) &&
dev->msi_enabled)
- aac_src_access_devreg(dev, AAC_ENABLE_INTX);
+ aac_set_intx_mode(dev);
return status;
}

diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c
index c17b060..b23c818 100644
--- a/drivers/scsi/aacraid/src.c
+++ b/drivers/scsi/aacraid/src.c
@@ -657,7 +657,7 @@ static int aac_srcv_ioremap(struct aac_dev *dev, u32 size)
return 0;
}

-static void aac_set_intx_mode(struct aac_dev *dev)
+void aac_set_intx_mode(struct aac_dev *dev)
{
if (dev->msi_enabled) {
aac_src_access_devreg(dev, AAC_ENABLE_INTX);
--
2.7.4